First wins the prize, but I also accept PM. No returns on CGC books, raw books are can be returned without question, I accept paypal, venmo or money order/check.  I have been selling huge mega keys on the boards for years, check my feedback.  USPS boxed Shipping is a flat $10 no matter how many books you buy, Canadian shipping will be actual shipping costs.  I will throw in Free signature confirmation at my cost for all USA purchases above $500.  All purchases around $300 or up are als